Pinion Gear Shaft
2. Product Structure: Integrated small-module gears and shafts save installation space.
3. Size Range: Shaft Diameter: φ100mm - φ1000mm
Length: 100mm - 3000mm
4. Customized to customer drawings or samples, we provide a full-process service from design to manufacturing, with flexible production capabilities for small batches and a wide variety of products.
5. Material: Select the material you require.
- Product Description
Pinion Gear Shaft - Precision Power Transmission Solution
Product Details
When your machinery demands reliable power transmission with precise positioning, our Pinion Gear Shaft delivers proven performance. This integrated transmission component combines a small-module gear and shaft into a single unit, eliminating alignment issues common in assembled systems. Manufactured in Luoyang, China's bearing technology hub, each product undergoes strict quality control to ensure consistent accuracy. Our design philosophy prioritizes mechanical integrity over complex assemblies. You get compact dimensions, accurate transmission ratios, and responsive power transfer. Whether you're specifying components for reducers, gearboxes, or specialized machinery, our product provides the structural rigidity and surface finish your application requires.
The integrated design reduces installation time and potential disappointment focuses. Our designing group has optimized stress distribution over shaft shoulders and adapt teeth to expand benefit life in requesting mechanical situations.
Why Choose Us?
Manufacturing Expertise
With over 20 years in bearing and precision machining, we understand the critical tolerances your applications demand. Our 50+ member R&D and production team operates advanced CNC vertical lathes, gear hobbing machines, and precision grinding equipment.
Customization Capability
We manufacture based on your drawings or samples. Our flexible production system handles both small batch orders and high-volume requirements. Shaft diameters from φ100mm to φ1000mm and lengths up to 3000mm can be produced to your specifications.
Quality Systems
ISO 9001 certified processes ensure consistency. Every shaft undergoes ultrasonic flaw detection, chemical composition analysis, and dimensional verification before shipment.
Global Service Record
Our products operate in machinery across 50+ countries, including the United States, Germany, Australia, and throughout the Middle East. This export experience means we understand international standards and documentation requirements.


Technical Specifications
Parameter | Specification |
Shaft Diameter | φ100mm - φ1000mm |
Total Length | 100mm - 3000mm |
Gear Module | M3 - M20 (customizable) |
Unit Weight | 5kg - 500kg |
Base Material | 42CrMo, 20CrMnTi, 40Cr alloy steel |
Core Hardness | HRC 28-32 (after heat treatment) |
Tooth Surface Hardness | HRC 58-62 (after carburizing) |
Gear Accuracy Grade | GB 5-6 (ISO equivalent) |
Connection Types | Keyway, spline, flange |
Tooth Profile Options | Spur, helical, bevel |
Features and Benefits
Integrated Structure
The one-piece design eliminates the separate gear-to-shaft connection. This reduces stress concentration points and improves torque transmission efficiency by up to 15% compared to press-fit assemblies.
Precision Bearing Seats
CNC-ground bearing mounting surfaces maintain concentricity within 0.01mm. This reduces vibration and extends bearing life in your final assembly.
Optimized Stress Distribution
Filleted shoulder transitions follow calculated radius specifications to minimize stress concentration factors. This design approach prevents premature fatigue cracking under cyclic loads.
Carburized Tooth Surface
The hardened tooth surface resists wear while maintaining a tough core. This combination provides excellent contact fatigue resistance in high-cycle applications.
Flexible Interfaces
We machine standard DIN or ANSI keyways, involute splines, or custom connection features. Your assembly process becomes more straightforward with precise fit tolerances.
Applications
Our Pinion Gear Shaft serves critical roles across multiple industries:
Heavy Machinery
Rolling plants, mining hardware, and crane frameworks advantage from the vigorous development and stack capacity.
Power Transmission
Gearboxes, reducers, and transmission gatherings depend on the exact tooth profiles for smooth control transfer.
Transportation Equipment
Automotive drivetrains, development vehicles, and rail frameworks utilize these components for dependable performance.
Energy Generation
Wind turbine gearboxes and hydroelectric generators require the strength our warm treatment forms provide.
Marine and Defense
Ship impetus frameworks and specialized military hardware require the structural integrity our manufacturing delivers.
Testing & Certification
Each shaft completes a comprehensive review protocol:
· Chemical composition spectral analysis confirms fabric grade
· Ultrasonic testing identifies inner defects
· Coordinate measuring machine affirms dimensional accuracy
· Surface hardness testing approves warm treatment results
· Tooth profile estimation guarantees adapt accuracy
Our office holds ISO 9001 certification. Items comply with RoHS mandates for worldwide markets.

Installation Guide
Preparation
Clean all mating surfaces. Confirm bearing bore measurements coordinate determination resiliences some time recently assembly.
Bearing Installation
Use suitable press-fit apparatuses or warm strategies. Dodge affect stacking that might harm precision-ground surfaces.
Alignment Verification
Check concentricity with dial indicators. Shaft runout ought to not surpass 0.02mm at bearing seats.
Connection Assembly
Install keys or splines with appropriate clearances. Apply specified preload to shaft spline connections.
Initial Operation
Run gear at diminished stack for the to begin with working hours. Screen temperature and vibration levels.



Exhibition
We attend many famous international exhibitions such as Shanghai International Maritime Exhibition,Mining World Russia, bauma China, CTT Russia, etc




Partners
Your trust, we cherish in heart all times and will reciprocate that trust with unwavering quality.

Packaging & shipping
Your goods are unique, and their journey should be flawless. Therefore, we offer professional and customized packaging services. Our experienced team will evaluate your goods' characteristics, transportation route, and environmental requirements to recommend the most secure solution, such as: wooden crate packaging, sturdy frame packaging, or composite reinforced packaging (wooden crate + iron frame).



Maintenance and Care
Lubrication
Follow your hardware manufacturer's details for oil sort and alter interims. Appropriate grease anticipates untimely tooth wear.
Inspection Schedule
Check for irregular commotion or vibration amid normal upkeep windows. Early discovery avoids disastrous failures.
Wear Monitoring
Measure tooth thickness intermittently in high-duty cycle applications. Supplant components some time recently wear surpasses 15% of unique dimensions.
Storage
If putting away save units, apply erosion preventive coating. Store in climate-controlled conditions to anticipate rust formation.
Customer Reviews
"The exactness and quality of these pinion shafts surpassed our desires. Culminate fit and smooth operation in our mechanical gearboxes." - Fabricating Design, Germany
"Excellent client benefit and quick conveyance. The custom alterations were precisely what we required for our application." - Venture Supervisor, Joined together States


FAQ
Q: Can you make to our particular drawings?
A: Yes, we give full custom fabricating administrations based on your 2D or 3D drawings, counting turn around building from samples.
Q: What is your normal lead time?
A: Standard arrangements transport inside 3-4 weeks. Custom plans require 6-8 weeks depending on complexity and current generation schedule.
Q: Do you give fabric certificates?
A: We supply fabric test reports and dimensional assessment certificates with each order.
Q: What is the least arrange quantity?
A: We oblige single-piece models and little bunch generation. No least amount limitations apply.
Q: How do you guarantee quality for worldwide shipments?
A: All items get anti-corrosion treatment and defensive bundling. We give full documentation for traditions clearance.
Contact Us
Ready to specify the right Pinion Gear Shaft for your application? Our engineering team is available to discuss your requirements and recommend solutions. Contact Us at mia@hgb-bearing.com for technical consultation and quotations.












